Using an oscillator, one most often observes a. significant change in price momentum throughout a typical four year cycle b. constant price momentum throughout a price rally extending for at least one year c. an acceleration in price momentum prior to a major market bottom d. a peak in momentum in a bull market before a peak in the price trend

A0.750 kg aluminum pan is removed from the stove and plunged into a sink filled with 10.0 kg of water at 293 k. the water temperature quickly rises to 297 k. what was the initial temperature of the aluminum pan? the specific heat of aluminum is ca = 900 j/(kgk) and water is cw = 4190 j/(kgk)

When you see distant streetlights through smog, they look dimmer and redder than they do normally. but when you see the same streetlights through fog or falling snow, they look dimmer but not redder. use your knowledge of the interstellar medium to discuss the relative sizes of the particles in smog, fog, and snowstorms compared to the wavelength of light.

Atoms containing radioactive nuclei are called